Finding the Fourth Proportional to 1,621,848.42, 2,238,111.37 and 896,677.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621,848.42 : 2,238,111.37 = 896,677.46 : x
2. Step 2: Convert to fraction form
   1,621,848.42/2,238,111.37 = 896,677.46/x
3. Step 3: Cross multiply
   1,621,848.42x = 2,238,111.37 × 896,677.46
4. Step 4: Simplify right side
   1,621,848.42x = 2,006,864,018,448.72
5. Step 5: Solve for x
   x = 2,006,864,018,448.72/1,621,848.42
6. Step 6: Final answer
   x = 1,237,393.08